(1) Thaum qhov siab ntawm Scaffold yog tsawg dua 15m, nws yog xam raws li ib-kab scaffold; Thaum nws tseem ceeb tshaj 15m lossis thaj chaw ntawm lub qhov rooj, qhov rai thiab kho kom zoo nkauj tshaj 60%, nws tau suav ua ib qho kev sib tw ntawm ob kab.
(2) rau phab ntsa sab hauv thiab cov phab ntsa sab hauv nrog qhov siab tsawg dua 3.6m, qhov kev xam tau raws li scaffolding. Thaum nws yog qhov loj dua 3.6M, nws tau suav ua ib kab ntawm scaffolding.
(3) Thaum lub pob zeb Masonry phab ntsa yog siab dua 1m, nws yuav raug suav raws li cov scaffolding sab nraud.
(4) ncej kem kab teeb tau muab suav raws ob-kab scaffolding.
(5) Thaum lub ntsej muag zoo nkauj ntawm sab hauv qab nthab yog tsawg dua 3.6m los ntawm lub tsev tsim kev kho kom zoo nkauj, thiab kho kom zoo nkauj ntxiv lawm.
(6) Lub tsev muag mis Masonry cia yuav tsum ua tsim los ntawm ob-kab scaffolding.
(7) Thaum lub hauv paus ntawm lub tank cia, roj cia tank, thiab cov khoom siv loj loj dua 1.2m, ob-kab scaffolding
(8) Thaum muaj lub hauv paus tseemceeb ua kom muaj zog ntau dua 3m nyob rau hauv qhov dav, tag nrho cov pob zeb puv yog suav nrog thaj chaw ntawm daim foos hauv qab.
Lub Sijhawm Post: Lub Yim Hli 20-2021